Detailed Instructions: You are given a sentence and a question in the input. The information provided in the sentence should be enough to answer the question. You're expected to write the correct answer. Do not use any facts other than those provided in the sentence.
Q: Sentence: Vincent takes a box out of his pocket , which contains the four sections of Lilith 's heart . 
Question: who takes the box out of its pocket?
A:
Vincent.